| Blackrock to Superior (Colorado) | 4,400.94 mi (7,082.63 km) |
| Blackrock to Superior (Wisconsin) | 3,607.51 mi (5,805.73 km) |
| Blackrock to Surprise (Arizona) | 4,990.17 mi (8,030.91 km) |
| Blackrock to Susanville (California) | 4,880.03 mi (7,853.65 km) |
| Blackrock to Sussex (Wisconsin) | 3,628.44 mi (5,839.41 km) |
| Blackrock to Suwanee (Georgia) | 3,899.61 mi (6,275.82 km) |
| Blackrock to Swansea (Illinois) | 3,912.53 mi (6,296.60 km) |
| Blackrock to Sweetwater (Florida) | 4,167.36 mi (6,706.71 km) |
| Blackrock to Sweetwater (Texas) | 4,618.47 mi (7,432.70 km) |
| Blackrock to Sycamore (Illinois) | 3,698.59 mi (5,952.30 km) |
| Blackrock to Sylacauga (Alabama) | 4,030.72 mi (6,486.81 km) |
| Blackrock to Sylvania (Ohio) | 3,521.31 mi (5,667.00 km) |
| Blackrock to Syosset (New York) | 3,157.46 mi (5,081.45 km) |
| Blackrock to Syracuse (New York) | 3,166.13 mi (5,095.39 km) |
| Blackrock to Syracuse (Utah) | 4,573.78 mi (7,360.79 km) |
